Doctor profile · Federal record

Dr. Jan Cerny, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Worcester, MA

  • NPI 1407887771
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N, Dept of Hematology/Oncology
Worcester, MA 016550002
(774) 442-3903
fax (774) 442-6715
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 3, 2020
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #227024
Medicaid
MA #110073440A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407887771. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
414
Distinct HCPCS
4
Medicare allowed
$55,670
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 287 72 $143
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 98 26 $121
38222 Biopsy and aspiration of bone marrow sample for diagnosis 17 14 $77
99239 Hospital discharge day management, more than 30 minutes 12 11 $117

In context: peer comparison

Among 15 peers in this city , average services per provider: 699. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$831
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 1 $831.00

By nature of payment

Consulting Fee
$831

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
94
Patients
0
Total drug cost
$37,775
Drug Type Claims Patients Total cost
Levofloxacin Generic 19 0 $311
Acyclovir Generic 18 0 $311
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 18 0 $95
Valacyclovir (Valacyclovir Hcl) Brand 14 0 $715
Fluconazole Generic 13 0 $912
Posaconazole Generic 12 0 $35,431

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jan Cerny's medical specialty?
Dr. Jan Cerny practices Hematology & Oncology Physician in Worcester, MA.
Where does Dr. Jan Cerny practice?
Dr. Jan Cerny practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 7744423903.
What is Dr. Jan Cerny's NPI?
Dr. Jan Cerny's National Provider Identifier (NPI) is 1407887771, issued by NPPES.
Does Dr. Jan Cerny accept Medicare assignment?
Yes. Dr. Jan Cerny accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jan Cerny commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Biopsy and aspiration of bone marrow sample for diagnosis (HCPCS 38222). Source: CMS Medicare Physician & Other Practitioners file.